Home / 5,158,185.03-7,118,359.86-2,835,331.15

Finding the Fourth Proportional to 5,158,185.03, 7,118,359.86 and 2,835,331.15

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Solution

The fourth proportional to 5,158,185.03, 7,118,359.86 and 2,835,331.15 is: 3,912,792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,185.03 : 7,118,359.86 = 2,835,331.15 : x
  2. Step 2: Convert to fraction form
    5,158,185.03/7,118,359.86 = 2,835,331.15/x
  3. Step 3: Cross multiply
    5,158,185.03x = 7,118,359.86 × 2,835,331.15
  4. Step 4: Simplify right side
    5,158,185.03x = 20,182,907,447,967.64
  5. Step 5: Solve for x
    x = 20,182,907,447,967.64/5,158,185.03
  6. Step 6: Final answer
    x = 3,912,792.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.